845166274 has 16 divisors (see below), whose sum is σ = 1292059296. Its totient is φ = 414532800.

The previous prime is 845166263. The next prime is 845166277. The reversal of 845166274 is 472661548.

It is a self number, because there is not a number n which added to its sum of digits gives 845166274.

It is not an unprimeable number, because it can be changed into a prime (845166277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19209 + ... + 45379.

It is an arithmetic number, because the mean of its divisors is an integer number (80753706).

Almost surely, 2^845166274 is an apocalyptic number.

845166274 is a deficient number, since it is larger than the sum of its proper divisors (446893022).

845166274 is a wasteful number, since it uses less digits than its factorization.

845166274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26481.

The product of its digits is 322560, while the sum is 43.

The square root of 845166274 is about 29071.7435665630. The cubic root of 845166274 is about 945.4692010386.

The spelling of 845166274 in words is "eight hundred forty-five million, one hundred sixty-six thousand, two hundred seventy-four".